/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * This file is part of retabel.
 *
 * Copyright (c) 2011 by individual contributors as indicated by the
 * @author tags. See the copyright.txt file in the distribution
 * for a full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

package org.retabel.backendbean;

import org.apache.commons.lang.StringUtils;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.entity.ByteArrayEntity;
import org.apache.myfaces.custom.fileupload.UploadedFile;
import org.retabel.jsf.WebUriBuilder;
import org.retabel.util.HttpPostClientRequestRunner;
import org.retabel.util.LogLines;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import javax.enterprise.context.RequestScoped;
import javax.faces.application.FacesMessage;
import javax.faces.bean.ManagedBean;
import javax.faces.context.FacesContext;
import javax.inject.Named;
import java.io.Serializable;
import java.util.List;

@ManagedBean
@RequestScoped
@Named
public class RenderUploadBean implements Serializable {

    /** The logger. */
    private static final Logger logger = LoggerFactory.getLogger(RenderUploadBean.class);

    private String data;

    private String config;

    /** The web logger. */
    private LogLines logLines = new LogLines(logger);

    /** The uploaded data file. */
    private UploadedFile uploadedFile;

    /** The uploaded document configuration file. */
    private UploadedFile documentConfigFile;

    public void uploadFile() throws Exception {
        if (this.uploadedFile == null) {
            logger.debug("missing xml data file");

            return;
        }

        new HttpPostClientRequestRunner<Boolean>(logLines) {
            @Override
            protected HttpEntity getHttpEntity() throws Exception {
                //ByteArrayBody xmlDataContentParam = new ByteArrayBody(xmlDataFile.getContent(), xmlDataFile.getContentType(),
                //                                                      xmlDataFile.getName());
                //ByteArrayBody documentConfigContentParam
                //    = new ByteArrayBody(documentConfigFile.getContent(), documentConfigFile.getContentType(),
                //                        documentConfigFile.getName());

                //MultipartEntity reqEntity = new MultipartEntity();
                //reqEntity.addPart("xmlData", xmlDataContentParam);
                //reqEntity.addPart("documentConfig", documentConfigContentParam);

                //return reqEntity;
                ByteArrayEntity reqEntity = new ByteArrayEntity(uploadedFile.getBytes());
                reqEntity.setContentType("application/zip");
                return reqEntity;
            }

            @Override
            protected Boolean onSuccess(HttpResponse response, LogLines logLines) throws Exception {
                logLines.log(getResponseContentAsString(response));

                FacesContext.getCurrentInstance().addMessage(null, new FacesMessage("upload successfull"));

                return Boolean.TRUE;
            }

            @Override
            protected void onFailure(HttpResponse response, LogLines logLines) throws Exception {
                String errorMessage = getResponseContentAsString(response);

                FacesContext.getCurrentInstance().addMessage(null, new FacesMessage(FacesMessage.SEVERITY_ERROR, "upload failed",
                                                                                    StringUtils.join(new Object[]{
                                                                                        response.getStatusLine().toString(),
                                                                                        errorMessage})));
            }
        }.run(WebUriBuilder.getRenderServiceURI(data, config));
    }

    /**
     * Returns the uploaded document configuration file.
     *
     * @return the uploaded document configuration file.
     */
    public UploadedFile getDocumentConfigFile() {
        return documentConfigFile;
    }

    public void setDocumentConfigFile(UploadedFile documentConfigFile) {
        this.documentConfigFile = documentConfigFile;
    }

    public UploadedFile getUploadedFile() {
        return uploadedFile;
    }

    public void setUploadedFile(UploadedFile uploadedFile) {
        this.uploadedFile = uploadedFile;
    }

    public String getConfig() {
        return config;
    }

    public void setConfig(String config) {
        this.config = config;
    }

    public String getData() {
        return data;
    }

    public void setData(String data) {
        this.data = data;
    }

    public List<LogLines.LogLine> getLogLines() {
        return logLines.getLogLines();
    }

}